[&#8230;] led lighting lines must use insulated wires, and the wires of indoor (work shed) temporary lines must be installed on supports more than 2m above the ground; Temporary outdoor lines must be installed on supports above 2.5m from the ground. Scattered lighting lines are not allowed to use fancy lines. The lighting fixtures of construction projects should adopt pull wire switches. height of the pull switch from the ground is 2-3m, and the horizontal distance from the exit and entrance is 0.15-0.2m. [&#8230;]